Six people were reportedly shot in Chattanooga, Tennessee on Saturday night after several “parties exchang[ed] gunfire,” according to local outlets citing police. Authorities say the victims were transported to local hospitals, and that they ranged in age from teens to people in their twenties; at least some of them appeared to be bystanders. Two of them had life-threatening injuries, according to Fox13. A person of interest was reportedly in custody and police said there was no ongoing threat to the public. Twitter users reported hearing rounds of gunfire outside the city’s aquarium.